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(Click for frequent words.) 76 secure DNS DHCP 52 Highly scalable 50 Application Centric 49 IntruGuard 48 GAC NASDAQ GEAC 47 Receives Unified Communications 47 WAN Governance 46 Quocirca Straight Talking 46 managementsolutions 46 virtualises 46 enterprise 46 NEBS certified 45 firewalls IDS IPS 45 High Availability Clustering 45 AlphaCipher 45 clientless remote access 45 ASG BSP 45 Pano Direct 45 Yori Gabay CEO 45 Telephony Integration 44 Named CRN Emerging 44 RADIUS AAA 44 OnDemand SaaS 44 Zetta Enterprise 44 Application Switches 44 Enterprise MAID 44 Datacastle RED 44 vPort VoIP 44 seamlessly interoperates 44 EtherSphere 44 Enables Secure 44 EdgeView Reports Server 44 IBM MQSeries 44 Adoram Ga'ash CEO 44 FOREST Container 44 SoIP 44 dual stack IPv#/IPv# 44 LDAP Directory 44 Elitecore Technologies Limited 43 MPLS VPNs 43 SIP Session Initiated Protocol 43 relational database RDBMS 43 Astaro Mail 43 Captaris RightFax 43 Revenue Maximization 43 scalable analytic 43 Cellular Backhaul 43 clustered NAS solutions 43 Platform ECP 42 DSLAM backhaul 42 hypervisor agnostic 42 AudioCodes Mediant 42 SOX HIPAA PCI 42 NET Remoting 42 CoreTrace ® 42 About SunGard SunGard 42 Kirill Sheynkman 42 details visit www.planview.com 42 Irv Shapiro CEO 42 Nortel VPN Router 42 NAT firewall traversal 42 NEC Univerge 42 B2B eCommerce 42 Converged Communication 42 solution WebSpan combines 42 Converged IP 42 GMPLS powered service 42 interconnect billing 42 Harland LaVigne president 42 NexTone IntelliConnect System 42 Appistry Enterprise 41 Message Broker 41 telemanagement solutions 41 iKnowWare 41 ISPs telcos 41 EngageIP 41 uniquely architected 41 Messaging Gateway 41 Veracode SecurityReview 41 linearly scalable 41 radically simplifies 41 Kickfire analytic appliance 41 VMI visit www.datalliance.com 41 messaging middleware 41 OnAsset Platform 41 CNSX GTI 41 ETL Extract Transform Load 41 Ventraq 41 Deep Packet Inspection DPI 41 VARs System Integrators 41 Packet Core 41 Conferencing Solution 40 Next Generation OSS 40 Function PCRF 40 QuickSec IPsec 40 Inc. OTCBB ECNI 40 redundant failover 40 Selects Sonus Networks 40 UniKix mainframe rehosting 40 Parlay X 40 D2D backup 40 Cloud Deployments 40 OmniAccess SafeGuard 40 QuickSec 40 PowerTerm ® 40 datacenter automation 40 PMBus ™ 40 virtualization cloud computing 40 Sentriant 40 Connected Buildings 40 Virtualized servers 40 service providers NSPs 40 selects Alcatel Lucent 40 Angoss predictive analytics 40 IBM Lotus Sametime Unified 39 SPARC architectures 39 NephoScale 39 uXcomm 39 converged IP MPLS 39 Cisco EnergyWise 39 contact sales@netwitness.com 39 Unisys ClearPath 39 EventTracker Prism 39 DACX Ameyo 39 VoiceStick ® 39 loan origination servicing 39 TaaS 39 Cloud IaaS 39 Seamless Access 39 infinitely scaleable 39 Pentaho Corporation 39 AcceleNet 39 Execution Software 39 About salesforce.com Salesforce.com 39 Laurent Philonenko 39 NetVanta UC 39 Tanya Candia 39 Network VSN 39 ATM PIN debit 39 Cisco Borderless Networks 39 Engineering PBB TE 39 serverless 39 Flow Processors 39 HP NonStop TM 39 OverCache 39 Platform GVP 39 colocation cloud computing 39 ATCA compliant 38 SIP softphone 38 eBI 38 Platform IAP 38 laptops desktops servers 38 VADI 38 #Gb iSCSI 38 Middleware Suite 38 infinitely scalable 38 OpenSMB 38 SOA enablement 38 centralized virtual desktops 38 Internet Protocol Multiprotocol 38 Arpit Joshipura chief 38 Informia 38 FICON connectivity 38 netForensics nFX 38 Selects Internap 38 Universal IdP 38 Provider Backbone Bridging 38 VMware SRM 38 Service Orientated Architecture 38 Pablo Gargiulo 38 Adaptive Streaming 38 Flexi Base Stations 38 Proofpoint MLX TM 38 Application Integration EAI 38 Ermis Sfakiyanudis 38 TCP Acceleration 38 Survivable Branch Appliance 38 Dietmar Wendt president 38 OMA DM compliant 38 network infrastructures Telanetix 38 solutionsthat 38 Service DaaS 38 IP softphones 38 Cranite 38 Multimedia Generation 38 MaaS 38 SmartServer 38 reconfigurable optical 38 Amit Chawla 38 William Bumbernick CEO 38 marketspace 38 made signficant inroads 38 #G/#G optical 38 Circuit Emulation 38 Gaetan Campeau 38 CESD portfolio 38 BMC Atrium 38 VCE Vblock 38 massively scaleable 38 Coraid EtherDrive 38 datacomms 38 Demonstrates Next Generation 38 Enterprise Cloud Orchestration 38 DSM L3 technology 37 IONA Artix 37 Least Privilege Management 37 Nirvanix cloud 37 Borderless Networks 37 StrikeTracker 37 TI TNETV# 37 datacom telecom 37 Business Objects transforms 37 Turbo Charging 37 whitepaper discusses 37 WLR3 37 Daryl Inniss Vice 37 Tatara Convergence Server 37 Active Endpoints www.activevos.com 37 Logical Domains 37 IP Videoconferencing 37 unparalleled scalability 37 VoiceGear 37 SAFsolution 5 37 ATA RAID 37 distributed caching 37 MokaFive Suite 37 ipUnplugged 37 flagship WebFOCUS 37 WAN emulation 37 SETAR 37 SIP Softphone 37 Gigabit Ethernet #GE 37 dataplane 36 DoDIIS 36 Doug Makishima vice 36 Fred Lizza 36 SaaS enablement 36 iDigi platform 36 SafeNet HSMs 36 telepresence videoconferencing 36 InforSense Ltd. 36 G2B 36 andcustomer 36 Telogy Software 36 IP NGN architecture 36 Benny Einhorn 36 socialprise 36 iDigi Platform 36 MSC Servers 36 CloudLinux OS 36 UC SIP trunking 36 StoreFront e 36 BlueSpace 36 Virtualization Cloud Computing 36 PIKA Connect 36 IMS TISPAN 36 BroadSoft VoIP 36 RTSP RTP 36 CustomerVision 36 equipment manufacturers TEMs 36 Netelligent 36 Supplier Enablement 36 Dan Latendre CEO 36 cryptographic acceleration 36 defacto standard 36 eCopy ShareScan OP 36 MicroTCA TM 36 GPON EPON 36 ROOM Solutions 36 Rightscale 36 Packet Voice 36 ONE NET 36 collaborative Product Lifecycle 36 Wi Fi VoWi Fi 36 deployed picocell 36 Classification Module 36 Stroock emphasis 36 Network Gatekeeper 36 SafeNet QuickSec 36 PMBus TM 36 Leveraging PCI Express 36 CounterPath softphone 36 4G Packet Core 36 AN #i broadband 36 SOA Service Oriented 35 Opal SSC 35 Enterprise Mashup 35 ROAMpay 35 cellular backhaul switching 35 Initiate Patient 35 PragmaVision 35 Software Nasdaq ULTI 35 Flexi NG 35 Xtended Marketplace 35 Michael Kowalzik CEO 35 ZiXi 35 integratable 35 Greg Coticchia CEO 35 KEYMILE 35 6WINDGate ™ 35 Vangard Voice 35 Threat Sensor 35 Demand Signal Repository 35 VMWare Citrix 35 Generic Framing Protocol 35 WDM wavelength division multiplexing 35 Polystar OSIX 35 employee B2E 35 T.# protocol 35 IPeria 35 xPON 35 eRecruitment 35 Inc. OTCBB LYFE 35 Teldat 35 ip.access nanoGSM ® 35 Pentaho BI 35 MVNE Mobile 35 DDR InfiniBand 35 SFN#F 35 multidomain MDM 35 IP NGNs 35 Cartesis Analytics 35 x tention 35 IP Application Accelerator 35 CPE WAN 35 Hezi Moore CTO 35 PBB PBT 35 modular extensible 35 operators MNO 35 DynaMate 35 Chelsio T3 35 HD videoconferencing 35 Pete Cittadini CEO 35 NetX 35 About Riverbed Riverbed 35 Selects OpSource 35 Vicom Infinity 34 StorageWorks Grid 34 Wesupply 34 Email Encryption Service 34 Atul Saini CEO 34 Application Delivery Assurance 34 VoiceGenie Technologies 34 solutionsfor 34 #G/#G/LTE 34 EMTAs 34 inverse multiplexing 34 NaaS 34 VitalSuite 34 Serializer Deserializer SerDes 34 Michel Susai 34 Brad Hokamp 34 Matthes Derdack Managing Director 34 Hosted Collaboration 34 NetBackup OpenStorage 34 IaaS Cloud layer 34 Venturi Wireless 34 VoBB 34 SMS Router 34 de téléphonie 34 NGN IMS 34 viewing EKGs 34 enabler 34 Multi tenancy 34 YahClick 34 Pega Cloud 34 application integration EAI 34 Teknovus EPON 34 Cardinal Centinel 34 Brocade DCF 34 Board VCST developer 34 Jeff Tognoni 34 Dmitri Krakovsky vice 34 VitalSpring 34 CDQ Platform 34 iCFD 34 IPTV enablement 34 Ruckus ZoneDirector 34 ClariLink 34 Equinix IBX centers 34 Krishna Yarlagadda 34 OLAP server 34 HomePlug powerline 34 Krames MediMedia Company 34 infotainment telematics 34 referers include 34 Ampere Software 34 ZigBee chipsets 34 provider 34 BroadCloud 34 Activity Monitoring 34 Sat3Play 34 ECEM 34 Autonomic computing 34 Omnicom www.omnicomgroup.com 34 Limelight CDN 34 Wavelength Tracker 33 Motorola Invests 33 IronPort C# [002] 33 SaaS PaaS 33 Arik Kilman CEO 33 ServiceFlow 33 foundational element 33 V2IP 33 VDSL2 gateway 33 Opal Telecom 33 Services Framework CSF 33 IBM autonomic computing 33 supplemental downlink 33 Oblicore Guarantee TM 33 Low Glucose Suspend 33 Ciena specializes 33 femtocells picocells 33 SCIM 33 Carrius 33 componentised 33 IaaS clouds 33 Appear IQ 33 minister A.Raja 33 Service Oriented Architectures 33 Fabrizio Capobianco CEO 33 DS2 #Mbps 33 Inventory Visibility 33 InternetTalker 33 Alex Brisbourne president 33 Aepona Causeway 33 Mil Aero 33 BPaaS 33 networks PONs 33 Agile Optical 33 Ulticom Signalware 33 photonic switching 33 InstaVista TM 33 SOBAs 33 SaaSGrid 33 subsidiary IntelliPay develops 33 ActivEdge 33 Rob Balgley CEO 33 please visit www.starcite.com 33 Carrier ENUM 33 Broadband Passive Optical 33 Voltaire UFM software 33 Bluejet 33 TrustSec 33 Process Modeler 33 Geri Stengel founder 33 simplifier 33 CMP http:/www.cmp.com/ 33 instrumented interconnected 33 FAST AIW 33 virtualized infrastructures 33 Gigabit PON 33 Concur Connect 33 IP Multimedia Subsystems 33 eXtensible Markup Language 33 CoCreate 3rd 33 AssetCentral ™ 33 Architecture ATCA 33 identity metasystem 33 Gigabit uplink 33 deskphones 33 Multisourcing 33 Avaya Proactive Contact 32 Application Enablement 32 Kayentis 32 eDevice 32 Atrica Carrier Ethernet 32 providers NSPs 32 Verizon CaaS 32 Through LANDesk Avocent 32 Dev Ganesan 32 IMS VCC 32 Peter Lunk 32 multimedia subsystem 32 UMA GAN 32 Plexus Online TM 32 Gabriel Torok 32 Oblicore Guarantee ™ 32 Artikel Zum Thema 32 Service Saas 32 Client Computing 32 Charging Rules 32 networked 32 Teradata EDW 32 Unify OTCBB UFYC 32 Virtual HBA 32 ePortal 32 Jive SBS 32 BizCloud 32 LRDIMM 32 exclusive licensor 32 Pervasive DataRush TM 32 IMS architectures 32 Server virtualization 32 Intelligent Device 32 MasterClaw 32 Event Driven Architectures 32 Netledge 32 foresees Zynga 32 licensable controllers 32 Inxight SmartDiscovery 32 PKI encryption 32 2Connect Bahrain 32 Aggregation Platform 32 NeuStar Next Generation 32 Citrix Receiver ™ 32 Bandwidth Virtualization 32 encryption tokenization 32 MicroStrategy COO Sanju Bansal 32 Plug'n Pay 32 Call Continuity VCC 32 ISV certifications 32 Iain McCready CEO 32 WebSearch 31 OpenOnload 31 Mobicents 31 Web2Print 31 integrates predictive analytics 31 IP Telephony VoIP 31 FreeBalance Accountability Suite 31 InnerWireless Horizon 31 FIX Engine 31 picoXcell 31 iRise visualization 31 OutStart Evolution LCMS 31 EtherSAM 31 Jeff Erramouspe 31 mCRM 31 Adeptol Document Viewer 31 infostructure 31 Content Delivery Networks CDNs 31 Service NaaS 31 Signaling Analyzer 31 fieldbus protocols 31 HSPA LTE 31 enteprise 31 NeoNova 31 Network NanoKTN 31 BroadVision Nasdaq BVSN 31 MEF certification 31 Teleconferencing 31 JITC certified 31 Freescale MPC#E 31 Supplier Portal 31 OTCBB VCST developer 31 Monetising 31 Solbright 31 Virtualization Engine TS# 31 Shovon LLC www.shovon.com provider 31 EZEN 31 Velocix Metro 31 Nokia Siemens Siemens Networks 31 USB Attached SCSI 31 Business Objects Hyperion 31 WS Reliable 31 eClinical suite 31 PowerSmart TM 31 Gigabit Ethernet Passive Optical 31 gen OSS 31 ZigBee mesh 31 femtocell ecosystem 31 DTV PCTV DVR 31 LeadLife 31 Transactive 31 BroadWare 30 NEC Femtocell 30 Serial RapidIO Gen2 30 backplane interconnect 30 StorageTek T#C 30 quantum cryptographic 30 Randy Littleson vice 30 Cloudware 30 Infinera photonic integration 30 based femtocell convergence 30 Jamal Maraqa Managing Director 30 Gissing Software 30 pluggable module 30 vendor agnostic 30 Robert Schovenberg CEO 30 Desktop virtualisation 30 FTTB deployments 30 4G/LTE wireless 30 productised 30 ProcessMAP 30 UMTS femtocell 30 Bjorn Olstad 30 Control IPTV VoD 30 Kinaxis RapidResponse 30 eTOM 30 disintermediated 30 Hubbing 30 ONVIF specification 30 IP multimedia subsystem 30 Multicore processors 30 Applications Enablement 30 Smart grids 30 Healtheon WebMD 30 RedFin Gateway 30 Force.com Forty 30 Yuchun Lee CEO 30 John Crupi CTO 30 GPStream 30 Its Performance Fibers 30 Centricity EMR 30 NAC NAP 30 medianet 30 measureable ROI 30 WAP Billing 30 Applix NASDAQ APLX 30 Helix DRM 30 Flyxo 30 SkyWire 30 competitive differentiator 30 overused buzzword 30 Network Enabler MVNE 30 Jacques Tizabi Universal Detection 30 DW BI 30 interoperable geospatial 30 MasterCard RPPS 30 Platform ASICs 30 FlexRay TM 30 AdvancedMCs 30 ASN Gateway 30 ActivationNow 30 Optical Amplifier 30 WiMAX chipmaker 30 Conferencing Service Providers 30 About LivePerson LivePerson 29 Analytic Appliance 29 Desktop virtualization 29 VortiQa 29 eGRC 29 Passive Optical Networking 29 GreenCert suite 29 Application whitelisting 29 InstaVista ™ 29 Fiorano ESB 29 femtocell convergence 29 Fred Zolla CEO 29 SAP NetWeaver XI 29 ROAM Data 29 Michel Rahier 29 gateway 29 FSMLabs TimeKeeper 29 SAP AII 29 Mbps PHY rate 29 HP Adaptive 29 Adtegrity.com s 29 @ MAXX 29 Dzubeck 29 UPnP compliant 29 interfaces GUI 29 Oblicore Guarantee 29 systems integrator 29 Orca RiGHTv 29 Emircom 29 #G DP QPSK 29 differentiator 29 integrator 29 Frank Harbist 29 indispensable tool 29 increasingly commoditized 29 BMC BSM platform 29 Server virtualisation 29 AdvancedTCA ® 29 trunking gateway 29 SAP xApps 29 Information Grid GIG 29 1Net framework 29 ViVOtech www.vivotech.com 29 WebTView 29 TechWeb http:/techweb.com/aboutus 29 LonWorks platform 29 TIE Kinetix 29 Ramin Attari vice 28 consumerized 28 NetHawk EAST 28 competitive differentiators 28 euHReka 28 Stoneware webOS 28 Synapse TM 28 Alastair Westgarth 28 3GPP UMA 28 extensible framework 28 VMware Vmotion 28 Leapstone 28 Siki Giunta vice 28 Mike Wodopian vice 28 SOA BPM 28 GNU Bayonne 28 NetCentrex TM 28 WXC platforms 28 OTCBB ALYI 28 SAP NetWeaver BPM 28 VPower 28 iCHECK 28 #.#aq 28 DMDMS 28 Gaining foothold 28 FleetSafer Vision 28 Attenda RTI 28 blueKiwi Software 28 compliance ITGRC reporting 28 Halogen eLearning Manager 28 Lightreading.com 28 Iridium Satellite LLC www.iridium.com 28 Infranet 28 Citrix Dazzle 28 key differentiator 28 Vblock Infrastructure Package 28 BrandXtend 28 aleader 28 Identify AppSight 28 Elliptic Curve Cryptography ECC 28 Vottima 27 InterSystems HealthShare 27 MediaFusion 27 Protocol Offload Engine 27 MTOSI 27 Polycom CMA 27 ViewCast develops 27 Cloverleaf iSN 27 solution 27 spatial ETL 27 Tomihisa Kamada 27 Philippe Guillemette 27 GHL Systems 27 TekVoice 27 CyBux TM 27 Authority www.FairfaxCountyEDA.org promotes 27 USART 27 Security CERIAS 27 Comtrust 27 unwired enterprise 27 NHIN Connect 27 trusted advisor 27 blends whimsy 27 Amir Bassan Eskenazi 27 wideband tuner 27 Juan Carlos Zarate 27 Instant Communicator 27 A2E Technologies 27 Nimsoft Unified Manager 27 VBA Modifier 27 WiMAX GSM EDGE 27 fabless foundry 27 GSMA IPX 26 Eurekify 26 Morris Panner CEO 26 Oltsik 26 Howard Dresner 26 XD#i 26 Vince Graziani 26 Mike Mulica 26 Iuh 26 Ruey Bin Kao 26 www.power.org 26 implementor 26 Voltaire InfiniBand switches 26 Haptic touch 26 Sybase Unwired Enterprise 26 Tien Tzuo CEO 26 Mesh Enabled Architecture 26 GreenCert ™ suite 26 crossplatform 26 enablement 26 acquiring Engelhard BASF 26 Business Objects EIM 26 Gadi Piran 26 LAN Ethernet switches 26 ETAK 26 CloudForms 26 Celeno Wi Fi 26 Serge Pequeux 26 differentiators 26 Razat Gaurav 26 IP backhaul 26 Mach Zehnder modulator 26 agnostic 26 Service MaaS solutions 26 ReedLogic Seminars 26 innovator 25 IPTEGO 25 modem chipsets 25 QuickFIX 25 InoLife 25 commoditize 25 Westcon ME 25 MasterCard Worldwide prides itself 25 SIMD extensions 25 Helal Saeed Almarri CEO 25 Netcool suite 25 DATANOVA antennas 25 productizing 25 EnerChip EP 25 Aileen Arcilla senior 25 Ecquaria 25 Integration Competency 25 PJ Nath 25 IPsphere framework 25 platform agnostic 25 USIM cards 25 AMD# Direct Connect 25 punished Seidlin 25 EKG viewer 25 Prasad Putta 25 DigRF 25 BaFe 25 OpenSMA 24 Teamcenter Tecnomatix 24 Zhone EFM 24 TI OMAP platform 24 gatekeeper 24 Smarticles 24 interleaved PFC 24 sequin studded Hollywood 24 level synthesis HLS 24 God hates fag 24 disabler 24 multiband multimission 24 Converged Backbone Transformation 24 CCE EAMS 24 Coolteq 24 BACnet protocol 24 Magicpins 24 MXK platform 24 Jennifer Hartpence 24 developmentand 24 integral component 24 using BioSante patented 24 Quintin Lew 24 Service Bus ESB 24 Clear WAV 24 Smart Beamforming 24 Predictive analytics 23 Curaxins 23 CheckFree EPL 23 Nathan Raciborski 23 Rubberduck 23 Manfred Rietsch 23 Enablers 23 Astris AFC 23 Patrick Parodi 23 impedance cardiography ICG 23 Backside illumination 23 Paul D' Angio 23 platform 23 Ayya Khalil 23 idealistic post-#/# 23 Converged Infrastructure strategy 23 geospatial interoperability 23 gating factor 23 Disintermediation 23 multi facted 22 enablers 22 implementer 22 buzzword du jour 22 webMethods Portal 22 Media Subsystem IMS 22 Reza Ahy 22 Active CMDB 22 strategic thinker 22 Enabler 22 Virtuosant 22 dbMotion Solution 22 transceiver chipset 22 silicon photonic 22 disruptor 22 exploiter 22 Phi Kappa Psi Collinsworth 22 NightHawk Radiology Nasdaq NHWK 22 Network Operators MNO 22 3GPP standardized 21 Alkharrat 21 simplification standardization 21 MIMO OFDM 21 technologically advanced F# 21 tool 21 growth.â € 21 Aki Fujimura 21 sustainable StandUp pouches 21 Nimbus Xchange 20 verticalization 20 GigaChip Interface 20 Creditz System 20 Unwired Enterprise strategy 20 Brailean 20 #st century statecraft 20 Apptio TBM solutions 20 proselytizer 20 Sergio Maccotta managing 20 China Unicom NewSpace 20 proliferator 20 linchpin 20 disseminator 20 adjunct 20 MediaNavi 19 Bandwidth Engine IC 19 borderline treasonous 19 4PL 19 metalorganic 19 EDA# vision 19 pervasion 18 quantum superpositions 18 Digital iVision 18 unwitting accomplice 18 Technological advancement 18 Brother Nidal 18 self destruct Gheit 18 disrupter 18 Graetzel innovation 18 form Despommier envisions 18 determiner 18 destabilizer 18 exemplar 18 synonym 17 Abou Ltaif 17 indispensible 17 StayinFront Touch 17 epitome 17 contention disregards FOIA 17 defining characteristic 17 Technological innovation 17 bulwark 17 engager 16 influencer 16 fibber 16 corrupter 16 antagonist 16 handmaiden 16 Technologically speaking 16 conduit 16 protector 16 closest confidante 16 exposer 15 component 15 Wealthier households 15 increaser 15 unwitting pawn 15 embodiment 15 ultrapure silicon 15 differentiating factor 14 integral part 14 indispensable 14 facilitating 14 contributor 14 oxymoron 13 defacto 13 officer Hugh Bradlow 13 confidante 13 discriminator 13 megatrend 12 ardent supporter 12 apologist 12 confidant 12 lynchpin 12 personification 11 lynch pin 11 constraining 11 initiator 11 intermediary 11 manifestation 11 proponent 11 motivators 11 conspirator 11 motivator 10 habits Volkow 10 unabashed admirer 10 determinant 10 whipping boy 10 changer 10 element 9 supporter 9 reinforcer 9 enhancer 9 transformational 8 elevates Wasserman Schultz 8 modulating cholesterol efflux 8 artificial pancreas pairing 8 panacea 8 integral 8 impediment 7 cog 7 shining example 7 stepping stone 7 facilitator 7 encourager 6 indicator 5 forgiver 5 contributing factor 4 savior 4 hindrance 4 prime mover 4 instigator 3 role 3 motivating factor 1 precursor 0 factor 0 catalyst